Anthropology: The study of humankind, in particular.
Astrology: The study of the movements and relative positions of celestial bodies interpreted as having an influence on human affairs and the natural world.
Aeronautics:The science or practice of travel through the air.
Apiculture: Bee keeping.
Aviculture: The breeding and rearing of birds.
Astronomy: The branch of science that deals with celestial objects, space, and the physical universe as a whole.
Archeology: The study of human history and prehistory through the excavation of sites and the analysis of artifacts and other physical remains.
Anatomy: The branch of science concerned with the bodily structure of humans, animals, and other living organisms, especially as revealed by dissection and the separation of parts.
Bacteriology: The study of bacteria.
Biochemistry: The branch of science concerned with the chemical and physicochemical processes that occur within living organisms.
Biology: The study of living organisms, divided into many specialized fields that cover their morphology, physiology, anatomy, behavior, origin and distribution.
Botany: The scientific study of plants including their physiology, structure, genetics, ecology, distribution, classification, and economic importance.
Chemistry: The branch of science that deals with the identification of the substances of which matter is composed, the investigation of their properties and the ways in which they interact, combine, and change; and the use of these processes to form new substances.
Ethnology: The study of the characteristics of various peoples and the differences and relationships between them.
Entomology: The branch of zoology concerned with the study of insects.
Ecology: The branch of biology that deals with the relations of organisms to one another and to their physical surroundings.
Evolution: The process by which different kinds of living organisms are thought to have developed and diversified from earlier forms during the history of the earth.
Engineer: The branch of science and technology concerned with the design, building, and use of engines, machines, and structures.
Genetics: The study of heredity and the variation of inherited characteristics.
Geodesy: The branch of mathematics dealing with the shape and area of the earth or large portions of it.
Geology: The science that deals with the earth’s physical structure and substance, its history and the processes that act on it.
Geophysics: The physics of the earth.
Metallurgy: The branch of science and technology concerned with the properties of metals and their production and purification.
Meteorology: The branch of science concerned with the processes and phenomena of the atmosphere, especially as a means of forecasting the weather.
Mineralogy: The scientific study of minerals.
Ornithology: the scientific study of birds.
Psychology: The scientific study of the human mind and its functions, especially those affecting behavior in a given context.
Physiology: The branch of biology that deals with the normal functions of living organisms and their parts.
Radiology: The science dealing with X-rays and other high-energy radiation, especially the use of such radiation for the diagnosis and treatment of disease.
Sociology: The study of the development, structure, and functioning of human society.
Toxicology: The branch of science concerned with the nature, effects, and detection of poisons.
Zoology: The scientific study of the behavior, structure, physiology, classification, and distribution of animals.
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[Tags: Branches of science, Index of branches of science, Word List: Definitions of Sciences and Studies – The Phrontistery, Science definition and meaning]